cleanup

1 files changed, 3 insertions, 1 deletions

diff --git a/src/firecfg/desktop_files.c b/src/firecfg/desktop_files.c
index de2b8cfa2..f09a23977 100644
--- a/src/firecfg/desktop_files.c
+++ b/src/firecfg/desktop_files.c
@@ -184,7 +184,9 @@ void fix_desktop_files(char *homedir) {
                 }
 
                 fseek(fp, 0, SEEK_END);
-                size_t size = ftell(fp);
+                long size = ftell(fp);
+                if (size == -1)
+                        errExit("ftell");
                 fseek(fp, 0, SEEK_SET);
                 char *buf = malloc(size + 1);
                 if (!buf)